1 /*
2 * $Id$
3 *
4 * (c) 2004 by Kalle Wallin <kaw@linux.se>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 */
21 #include <ctype.h>
22 #include <stdlib.h>
23 #include <string.h>
24 #include <glib.h>
25 #include <ncurses.h>
27 #include "config.h"
28 #ifndef DISABLE_SEARCH_SCREEN
29 #include "ncmpc.h"
30 #include "options.h"
31 #include "support.h"
32 #include "mpdclient.h"
33 #include "strfsong.h"
34 #include "command.h"
35 #include "screen.h"
36 #include "screen_utils.h"
37 #include "screen_browse.h"
39 #define SEARCH_TITLE 0
40 #define SEARCH_ARTIST 1
41 #define SEARCH_ALBUM 2
42 #define SEARCH_FILE 3
44 typedef struct {
45 int table;
46 char *label;
47 } search_type_t;
49 static search_type_t mode[] = {
50 { MPD_TABLE_TITLE, N_("Title") },
51 { MPD_TABLE_ARTIST, N_("Artist") },
52 { MPD_TABLE_ALBUM, N_("Album") },
53 { MPD_TABLE_FILENAME, N_("Filename") },
54 { 0, NULL }
55 };
57 static list_window_t *lw = NULL;
58 static mpdclient_filelist_t *filelist = NULL;
59 static gchar *pattern = NULL;
61 /* the playlist have been updated -> fix highlights */
62 static void
63 playlist_changed_callback(mpdclient_t *c, int event, gpointer data)
64 {
65 if( filelist==NULL )
66 return;
67 D("screen_search.c> playlist_callback() [%d]\n", event);
68 switch(event)
69 {
70 case PLAYLIST_EVENT_CLEAR:
71 clear_highlights(filelist);
72 break;
73 default:
74 sync_highlights(c, filelist);
75 break;
76 }
77 }
79 /* sanity check search mode value */
80 static void
81 search_check_mode(void)
82 {
83 int max = 0;
85 while( mode[max].label != NULL )
86 max++;
87 if( options.search_mode<0 )
88 options.search_mode = 0;
89 else if( options.search_mode>=max )
90 options.search_mode = max-1;
91 }
93 static void
94 search_clear(screen_t *screen, mpdclient_t *c, gboolean clear_pattern)
95 {
96 if( filelist )
97 {
98 mpdclient_remove_playlist_callback(c, playlist_changed_callback);
99 filelist = mpdclient_filelist_free(filelist);
100 }
101 if( clear_pattern && pattern )
102 {
103 g_free(pattern);
104 pattern = NULL;
105 }
106 }
108 static void
109 search_new(screen_t *screen, mpdclient_t *c)
110 {
111 search_clear(screen, c, TRUE);
113 pattern = screen_readln(screen->status_window.w,
114 _("Search: "),
115 NULL,
116 NULL,
117 NULL);
119 if( pattern && strcmp(pattern,"")==0 )
120 {
121 g_free(pattern);
122 pattern=NULL;
123 }
125 if( pattern==NULL )
126 {
127 list_window_reset(lw);
128 return;
129 }
131 filelist = mpdclient_filelist_search(c,
132 mode[options.search_mode].table,
133 pattern);
134 sync_highlights(c, filelist);
135 mpdclient_install_playlist_callback(c, playlist_changed_callback);
136 list_window_check_selected(lw, filelist->length);
137 }
139 static void
140 init(WINDOW *w, int cols, int rows)
141 {
142 lw = list_window_init(w, cols, rows);
143 }
145 static void
146 quit(void)
147 {
148 if( filelist )
149 filelist = mpdclient_filelist_free(filelist);
150 list_window_free(lw);
151 if( pattern )
152 g_free(pattern);
153 pattern = NULL;
154 }
156 static void
157 open(screen_t *screen, mpdclient_t *c)
158 {
159 if( pattern==NULL )
160 search_new(screen, c);
161 else
162 screen_status_printf(_("Press %s for a new search"),
163 get_key_names(CMD_SCREEN_SEARCH,0));
164 search_check_mode();
165 }
167 static void
168 resize(int cols, int rows)
169 {
170 lw->cols = cols;
171 lw->rows = rows;
172 }
174 static void
175 close(void)
176 {
177 }
179 static void
180 paint(screen_t *screen, mpdclient_t *c)
181 {
182 lw->clear = 1;
184 if( filelist )
185 {
186 list_window_paint(lw, browse_lw_callback, (void *) filelist);
187 filelist->updated = FALSE;
188 }
189 else
190 {
191 wmove(lw->w, 0, 0);
192 wclrtobot(lw->w);
193 }
194 wnoutrefresh(lw->w);
195 }
197 void
198 update(screen_t *screen, mpdclient_t *c)
199 {
200 if( filelist==NULL || filelist->updated )
201 {
202 paint(screen, c);
203 return;
204 }
205 list_window_paint(lw, browse_lw_callback, (void *) filelist);
206 wnoutrefresh(lw->w);
207 }
209 static char *
210 get_title(char *str, size_t size)
211 {
212 if( pattern )
213 g_snprintf(str, size,
214 _("Search: Results for %s [%s]"),
215 pattern,
216 _(mode[options.search_mode].label));
217 else
218 g_snprintf(str, size, _("Search: Press %s for a new search [%s]"),
219 get_key_names(CMD_SCREEN_SEARCH,0),
220 _(mode[options.search_mode].label));
222 return str;
223 }
225 static list_window_t *
226 get_filelist_window()
227 {
228 return lw;
229 }
231 static int
232 search_cmd(screen_t *screen, mpdclient_t *c, command_t cmd)
233 {
234 switch(cmd)
235 {
236 case CMD_PLAY:
237 browse_handle_enter(screen, c, lw, filelist);
238 return 1;
240 case CMD_SELECT:
241 if( browse_handle_select(screen, c, lw, filelist) == 0 )
242 {
243 /* continue and select next item... */
244 cmd = CMD_LIST_NEXT;
245 }
246 return 1;
248 case CMD_SEARCH_MODE:
249 options.search_mode++;
250 if( mode[options.search_mode].label == NULL )
251 options.search_mode = 0;
252 screen_status_printf(_("Search mode: %s"),
253 _(mode[options.search_mode].label));
254 /* continue and update... */
255 case CMD_SCREEN_UPDATE:
256 if( pattern )
257 {
258 search_clear(screen, c, FALSE);
259 filelist = mpdclient_filelist_search(c,
260 mode[options.search_mode].table,
261 pattern);
262 sync_highlights(c, filelist);
263 }
264 return 1;
266 case CMD_SCREEN_SEARCH:
267 search_new(screen, c);
268 return 1;
270 case CMD_CLEAR:
271 search_clear(screen, c, TRUE);
272 list_window_reset(lw);
273 return 1;
275 case CMD_LIST_FIND:
276 case CMD_LIST_RFIND:
277 case CMD_LIST_FIND_NEXT:
278 case CMD_LIST_RFIND_NEXT:
279 if( filelist )
280 return screen_find(screen, c,
281 lw, filelist->length,
282 cmd, browse_lw_callback, (void *) filelist);
283 else
284 return 1;
286 case CMD_MOUSE_EVENT:
287 return browse_handle_mouse_event(screen,c,lw,filelist);
289 default:
290 if( filelist )
291 return list_window_cmd(lw, filelist->length, cmd);
292 }
294 return 0;
295 }
297 screen_functions_t *
298 get_screen_search(void)
299 {
300 static screen_functions_t functions;
302 memset(&functions, 0, sizeof(screen_functions_t));
303 functions.init = init;
304 functions.exit = quit;
305 functions.open = open;
306 functions.close = close;
307 functions.resize = resize;
308 functions.paint = paint;
309 functions.update = update;
310 functions.cmd = search_cmd;
311 functions.get_lw = get_filelist_window;
312 functions.get_title = get_title;
314 return &functions;
315 }
318 #endif /* ENABLE_SEARCH_SCREEN */